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The ducenduoquadragintillion is equal to $$10^{729}$$ in the short scale and $$10^{1\,452}$$ in the long scale.

In the long scale $$10^{729}$$ is called primo-vigesimo-centilliard.

### ApproximationsEdit

For short scale:

Notation Lower bound Upper bound
Scientific notation $$1\times10^{729}$$
Arrow notation $$10\uparrow729$$
Steinhaus-Moser Notation 295[3] 296[3]
Copy notation 9[729] 10[365]
Chained arrow notation $$10→729$$
Taro's multivariable Ackermann function A(3,2418) A(3,2419)
Pound-Star Notation #*((1358))*16 #*((1359))*16
BEAF {10,729}
Hyper-E notation E729
Bashicu matrix system (0)(1)[8] (0)(1)[9]
Hyperfactorial array notation 345! 346!
Fast-growing hierarchy $$f_2(2\,410)$$ $$f_2(2\,411)$$
Hardy hierarchy $$H_{\omega^2}(2\,410)$$ $$H_{\omega^2}(2\,411)$$
Slow-growing hierarchy $$g_{\omega^{\omega^27+\omega2+9}}(10)$$

For long scale:

Notation Lower bound Upper bound
Scientific notation $$1\times10^{1452}$$
Arrow notation $$10\uparrow1452$$
Steinhaus-Moser Notation 532[3] 533[3]
Copy notation 9[1452] 1[1453]
Taro's multivariable Ackermann function A(3,4820) A(3,4821)
Pound-Star Notation #*((186))*22 #*((187))*22
BEAF {10,1452}
Hyper-E notation E1452
Bashicu matrix system (0)(1)[9] (0)(1)[10]
Hyperfactorial array notation 615! 616!
Fast-growing hierarchy $$f_2(4811)$$ $$f_2(4812)$$
Hardy hierarchy $$H_{\omega^2}(4811)$$ $$H_{\omega^2}(4812)$$
Slow-growing hierarchy $$g_{\omega^{\omega^3+\omega^24+\omega5+2}}(10)$$